#283449
Closest named color: Gunmetal (#293241). oklch(32.4% 0.041 261.3), rgb(40, 52, 73).
Aa
White text reads best on this color (12.51:1).
About this color
#283449 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.041 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.014 away. White text reads best on it, at 12.51:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.67:1 |
| White text | 12.51:1 |
Values
| HEX | #283449 |
| RGB | rgb(40, 52, 73) |
| HSL | hsl(218, 29%, 22%) |
| OKLCH | oklch(32.4% 0.041 261.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #283449 | 12.51:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #283449 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #283449 text on white | 12.51:1 | AAA | Lc 98.4 | Preferred for body text |
| #283449 text on black | 1.67:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D3D9E5
oklch(88.4% 0.018 264.5)
-
Step 300
300
#B6C1D5
oklch(80.9% 0.031 262.5)
-
Step 400
400
#90A1C0
oklch(70.6% 0.049 262.4)
-
Step 500
500
#748AB0
oklch(63% 0.063 261.2)
-
Step 600
600
#5D749C
oklch(55.7% 0.068 261.2)
-
Step 700
700
#4C6185
oklch(49.1% 0.064 260.9)
-
Step 800
800
#3F4F6C
oklch(42.7% 0.053 262)
-
Step 900
900 (this color)
#283449
oklch(32.4% 0.041 261.3)
-
Step 950
950
#1F2733
oklch(27.1% 0.025 258.3)
#283449 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #2D354A | 0.009 |
| Deuteranopia (no green cones) | #293249 | 0.007 |
| Tritanopia (no blue cones) | #1D383B | 0.036 |
| Achromatopsia (no color) | #343434 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #283449
#283449
oklch(32.4% 0.041 261.3)
- #3F321A
#3F321A
oklch(32.5% 0.042 81.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #283449, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.014
- Space Cadet #2B2D42 ΔE 0.023
- Dark Blue Grey #1F3B4D ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.027
- Midnight Green #073B4C ΔE 0.035
- Onyx #343A40 ΔE 0.035
- Oxford Blue #1B263B ΔE 0.055
- Charcoal #264653 ΔE 0.057
Use #283449 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.